HDMI needs only one HDMI line, it can transmit audio and video signals at the same time, unlike now need a plurality of wires to connect. For consumers, HDMI technology can not only provide a clear picture quality, but also because the audio / video using the same cable, greatly simplifies the installation of home theater system.

The HDMI interface is connected to a digital high-definition signals, also called digital ISDN interface. English name is High-Definition Multimedia Interface. The HDMI interface can improve the data transmission of broadband 5Gbps, can transmit audio signals without compression and high resolution video signal. Its production is to the existing interface to replace the traditional DVD plate machine, TV and other video output device.